US 12,249,043 B2
Image non-uniformity mitigation systems and methods
Stephanie Lin, Buellton, CA (US); Dylan M. Rodriguez, Goleta, CA (US); and Joseph Kostrzewa, Santa Ynez, CA (US)
Assigned to Teledyne FLIR Commercial Systems, Inc., Goleta, CA (US)
Filed by Teledyne FLIR Commercial Systems, Inc., Goleta, CA (US)
Filed on Jan. 11, 2022, as Appl. No. 17/573,553.
Claims priority of provisional application 63/149,210, filed on Feb. 12, 2021.
Prior Publication US 2022/0261964 A1, Aug. 18, 2022
Int. Cl. G06T 5/00 (2024.01); G06T 3/40 (2024.01)
CPC G06T 5/00 (2013.01) [G06T 3/40 (2013.01); G06T 2207/10048 (2013.01); G06T 2207/20132 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising
cropping a first image based on a location of a defect in the first image to obtain a first cropped image;
cropping a supplemental flat field correction (SFFC) map based on the location of the defect in the first image to obtain a first cropped SFFC map;
determining a first scaling value of a scaling term based at least on a cost function, the first cropped image, and the first cropped SFFC map; and
scaling the SFFC map based on the first scaling value to obtain a first scaled SFFC map.